I believe I once saw a (commercial or self made) variation on the joystick that uses the D-pad as a base. Somehow it is attached to the D-pad, so you can use it as a mini-joystick. Here I found some links to the DIY-versions...
See also: http://www.aximsite.com/boards/showt...joystick+d-pad, or http://www.aximsite.com/boards/showt...joystick+d-pad.
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For someone without knowledge the A is only three lines...
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